// Copyright (C) 2014 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 11.8.6.1
description: Template values of the template head pattern
info: |
    The TV and TRV of TemplateHead :: `${ is the empty code unit sequence.
    The TV of TemplateHead :: ` TemplateCharacters ${ is the TV of
    TemplateCharacters.
    The TRV of TemplateHead :: ` TemplateCharacters ${ is the TRV of
    TemplateCharacters.
---*/

function Test() {
    var calls;

    calls = 0;
    (function(s) {
      calls++;
      assert.sameValue(s[0], '', 'Template value (empty)');
      assert.sameValue(s.raw[0], '', 'Template raw value (empty)');
    })`${1}`;
    assert.sameValue(calls, 1);

    calls = 0;
    (function(s) {
      calls++;
      assert.sameValue(s[0], 'foo', 'Template value (with content)');
      assert.sameValue(s.raw[0], 'foo', 'Template raw value (with content)');
    })`foo${1}`;
    assert.sameValue(calls, 1);
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
